var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
var jwt = require("jwt-simple");
var md5 = require("md5");

// 用户名模块的路由
const userRouter = require("./routes/userRouter");
const cartRouter = require("./routes/cartRouter");

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(express.static("../src"));

// var list = ['/user/login', '/user/reg', '/cart/getgoods'];

// app.all("*", function (req, res, next) {

//   if (list.some(item => req.url.startsWith(item))) {
//     next();
//   } else {
//     try {
//       var token;
//       if (req.headers["authorization"]) {
//         token = req.headers["authorization"].split(' ')[1];
//       } else {
//         token = req.query.token || req.body.token || req.header.token || req.cookies.token;
//       }
//       jwt.decode(token, md5("cs2201"));
//       next();
//     } catch (error) {
//       res.json({ msg: "您的token已失效，请重新登录!" });
//     }
//   }

// })

// 配置路由
app.use("/user", userRouter);
app.use("/cart", cartRouter);

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  next(createError(404));
});

// error handler
app.use(function (err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
